There is no craving or demand of the human mind more constant and insatiable than that for exercise and employment, and this desire seems the foundat… - David Hume

judgments. A mistake, therefore, of right may become a species

[I]t must be owned, that liberty is the perfection of civil society; but still authority must be acknowledged essential to its very existence: and in those contests, which so often take place between the one and the other, the latter may, on that account, challenge the preference. Unless perhaps one may say (and it may be said with some reason) that a circumstance, which is essential to the existence of civil society, must always support itself, and needs be guarded with less jealousy, than one that contributes only to its perfection, which the indolence of men is so apt to neglect, or their ignorance to overlook.

We must therefore glean up our experiments in this science from a cautious observation of human life, and take them as they appear in the common course of the world, by men's behaviour in company, in affairs, and in their pleasures. Where experiments of this kind are judiciously collected and compared, we may hope to establish on them a science, which will not be inferior in certainty, and will be much superior in utility to any other of human comprehension.